/Engine/Source/Runtime/Engine/Classes/Components/SceneComponent.h
Called to see if it's possible to attach another scene component as a child. Note: This can be called on template component as well!
virtual bool CanAttachAsChild ( const [USceneComponent](API\Runtime\Engine\Components\USceneComponent) * ChildComponent, [FName](API\Runtime\Core\UObject\FName) SocketName ) const